Finding the Fourth Proportional to 554,588.44, 765,332.04 and 299,939.63
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Solution
The fourth proportional to 554,588.44, 765,332.04 and 299,939.63 is: 413,916.68
Step by Step Solution
- Step 1: Write the proportion equation
554,588.44 : 765,332.04 = 299,939.63 : x - Step 2: Convert to fraction form
554,588.44/765,332.04 = 299,939.63/x - Step 3: Cross multiply
554,588.44x = 765,332.04 × 299,939.63 - Step 4: Simplify right side
554,588.44x = 229,553,406,202.86 - Step 5: Solve for x
x = 229,553,406,202.86/554,588.44 - Step 6: Final answer
x = 413,916.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.